From: Eric Biggers <ebiggers@kernel.org>
Date: Sat, 21 Mar 2026 04:09:25 +0000 (-0700)
Subject: crypto: sm3 - Remove sm3_zero_message_hash and SM3_T[1-2]
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=77e4ca814c2824d7aa0c4170678bfbc6e3caa556;p=thirdparty%2Fkernel%2Fstable.git

crypto: sm3 - Remove sm3_zero_message_hash and SM3_T[1-2]

Remove these, since they are unused.

Acked-by: Ard Biesheuvel <ardb@kernel.org>
Link: https://lore.kernel.org/r/20260321040935.410034-3-ebiggers@kernel.org
Signed-off-by: Eric Biggers <ebiggers@kernel.org>
---

diff --git a/crypto/sm3_generic.c b/crypto/sm3_generic.c
index 7529139fcc96..0c606f526347 100644
--- a/crypto/sm3_generic.c
+++ b/crypto/sm3_generic.c
@@ -14,14 +14,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 
-const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE] = {
-	0x1A, 0xB2, 0x1D, 0x83, 0x55, 0xCF, 0xA1, 0x7F,
-	0x8e, 0x61, 0x19, 0x48, 0x31, 0xE8, 0x1A, 0x8F,
-	0x22, 0xBE, 0xC8, 0xC7, 0x28, 0xFE, 0xFB, 0x74,
-	0x7E, 0xD0, 0x35, 0xEB, 0x50, 0x82, 0xAA, 0x2B
-};
-EXPORT_SYMBOL_GPL(sm3_zero_message_hash);
-
 static int crypto_sm3_update(struct shash_desc *desc, const u8 *data,
 			  unsigned int len)
 {
diff --git a/include/crypto/sm3.h b/include/crypto/sm3.h
index c09f6bf4c0bf..918d318795ef 100644
--- a/include/crypto/sm3.h
+++ b/include/crypto/sm3.h
@@ -16,9 +16,6 @@
 #define SM3_BLOCK_SIZE	64
 #define SM3_STATE_SIZE	40
 
-#define SM3_T1		0x79CC4519
-#define SM3_T2		0x7A879D8A
-
 #define SM3_IVA		0x7380166f
 #define SM3_IVB		0x4914b2b9
 #define SM3_IVC		0x172442d7
@@ -28,8 +25,6 @@
 #define SM3_IVG		0xe38dee4d
 #define SM3_IVH		0xb0fb0e4e
 
-extern const u8 sm3_zero_message_hash[SM3_DIGEST_SIZE];
-
 struct sm3_state {
 	u32 state[SM3_DIGEST_SIZE / 4];
 	u64 count;